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- ribbed (ribs ribbonlike or pectinate). x = 8. North America, Mexico, South America, Eurasia, mostly north-temperate, arctic, and alpine regions. Species22 KB (863 words) - 23:46, 5 November 2020
- in 1(–3) series. x = 8, 7, 5, 13, 18, 21. North America, Mexico, West Indies, Central America, South America, e Eurasia, introduced in Europe. Species ca57 KB (1,333 words) - 20:35, 6 November 2020
- of stem not bulbous; w North America. Ranunculus uncinatus 3 Receptacle hispid; base of stem bulbous, cormlike; e North America. Ranunculus recurvatus9 KB (314 words) - 22:50, 5 November 2020
- in Northern Hemisphere, especially North America, Europe, and central and northern Asia, sporadic in South America and northern Africa. Species ca. 22010 KB (323 words) - 20:57, 5 November 2020
- shorter than corollas except in C. foliosum and C. arvense). x = 17. North America, Eurasia, n Africa. Species ca. 200 (62 in the flora). Only three genera56 KB (1,993 words) - 20:52, 5 November 2020
- each with glandular hairs around apices in R. heliopsidis). x = 19. e North America. Species 9 (9 in the flora). None. Rudbeckia fulgida, Rudbeckia graminifolia7 KB (348 words) - 21:08, 5 November 2020
- Treatment on page 356. Mentioned on page 332, 335. e North America Generated Map Legacy Map e North America, Asia (China, Japan). Subspecies 2 (1 in the flora)1 KB (78 words) - 22:26, 5 November 2020
- dispersed ballistically and by ants. x = 5, 6, 7, 8. North America, (including Mexico), Central America (Guatemala), Asia, adventive in Europe and New Zealand11 KB (585 words) - 23:01, 5 November 2020
- midnerve pronounced, never 3-nerved, not anise scented when crushed e North America. Species 5 (5 in the flora). None. Solidago delicatula, Solidago fistulosa2 KB (136 words) - 21:02, 5 November 2020
- x =12. Widespread in north temperate and north tropical (mountainous) regions, North America, Mexico, West Indies, Central America, Eurasia (including 126 KB (1,313 words) - 21:22, 5 November 2020
- Pappus bristles usually in 2 series (inner usually moderately clavate). e North America. Species 9 (9 in the flora). None. Solidago (sect. Solidago) ser. Argutae4 KB (185 words) - 21:01, 5 November 2020
- cylindric, smooth, slightly ridged, verrucose, or densely scaly. x = 8. North America and Eurasia. Species 12 (6 in the flora). Cimicifuga may be divided into6 KB (401 words) - 22:50, 5 November 2020
- remnants of sepals; mesocarp juicy, acidic. c, e North America, Mexico, Central America (Costa Rica, Panama), e Asia. Species ca. 13 (5 in the flora). Plant5 KB (379 words) - 20:13, 5 November 2020
- glabrous or hairy; blade monomorphic (dimorphic in E. curtisii, E. exserta, E. ipecacuanhae, and E. mercurialina), base symmetric, margins entire [rarely11 KB (421 words) - 20:15, 5 November 2020
- (F. H. Utech et al. 1995; C. E. Wood Jr. 1970). Jones, Q. 1951. A cytotaxonomic study of the genus Disporum in North America. Contr. Gray Herb. 173: 1–396 KB (392 words) - 22:13, 5 November 2020
- vom naturwissenschaftlichen Vereine zu Bremen 4: 406. 1875. Ralph E. Brooks*, Steven E. Clemants* Synonyms: Juncus sect. Poiophylli (Buchenau) Vierhapper7 KB (290 words) - 21:29, 5 November 2020
- The segregates of Senecio, s.l., and Cacalia, s.l., in the flora of North America North of Mexico. Sida 18: 661–672. Jeffrey, C. 1980. Generic and sectional18 KB (925 words) - 20:59, 5 November 2020
- green-tipped, with strawberry or pineapple scent. x = 11. Temperate North America. Species 3 (2 in the flora). None. Calycanthus floridus, Calycanthus2 KB (111 words) - 22:52, 5 November 2020
- integument expanded and sticky when wet. c, e North America, Mexico, West Indies, Central America, South America, Africa, se Asia, India, n Australia, pantropical4 KB (373 words) - 23:19, 5 November 2020
- smooth) bristles. x = 14. Temperate and arctic/alpine regions, North America, Mexico, South America, Eurasia. Species 45 (34 in the flora). Some species of Antennaria34 KB (2,470 words) - 20:53, 5 November 2020
- straight; endosperm oily, well differentiated. e North America, Mexico, Central America, South America, e Asia, Atlantic Islands (Madeira). Clethraceae3 KB (281 words) - 23:45, 5 November 2020
- moderately clavate). e North America (shaded woods and thickets, eastern deciduous forests). Species 8 (8 in the flora). Cook, R. E. 2002. A Biosystematic6 KB (239 words) - 21:01, 5 November 2020
- Detailed investigation may show that the other varieties, from eastern North America, represent broadly intergrading forms that should be subsumed under var5 KB (445 words) - 16:14, 24 May 2023
- parviflora). x = 7. North America, Mexico. Species ca. 37 (32 in the flora). Heuchera, the largest herbaceous genus exclusively in North America and Mexico in21 KB (1,465 words) - 23:41, 5 November 2020
- shorter than exostome teeth, rarely rudimentary. North America, Mexico, West Indies, Central America, South America, Eurasia, Africa, Atlantic Islands, Pacific5 KB (309 words) - 22:38, 5 November 2020
- pyriform; embryo oriented longitudinally. x = 14. North America, Mexico, West Indies, Central America, Eurasia, Africa, Atlantic Islands. Species 29 (79 KB (816 words) - 20:15, 5 November 2020
- 2: 1–59. Vitt, D. H. 1973. A revision of the genus Orthotrichum in North America, north of Mexico. Bryophyt. Biblioth. 1: 1–108. Orthotrichum affine, Orthotrichum20 KB (498 words) - 22:36, 5 November 2020
- flattened, slightly winged; testa thin. x = 8. s, e North America, Mexico, Central America, South America, e Asia, Atlantic Islands (Madeira). Species ca.3 KB (223 words) - 23:45, 5 November 2020
- glabrous or strigillose (at least distally) Generated Map Legacy Map e North America. Varieties 2 (2 in the flora). None. Solidago arguta var. harrisii window2 KB (124 words) - 21:01, 5 November 2020
- inner usually weakly, if at all clavate, rarely moderately so). North America, South America, introduced in Eurasia. Species ca. 16 (11 in the flora). Subsection9 KB (528 words) - 21:02, 5 November 2020
- complex of western North America clearly constitute a group, but it is unclear whether the western E. conspicua or the eastern E. radula and E. saxicastelli15 KB (789 words) - 21:06, 5 November 2020
- winter. Pedicels absent. Drupes distinct; stone apex dimpled to rounded. North America, Mexico. Species 2 (2 in the flora). None. Cornus florida, Cornus nuttallii2 KB (120 words) - 20:15, 5 November 2020
- 2 or 3 faces. x = 7. Temperate North America, e Asia. Species 5 (4 in the flora). Eastern and western Native Americans used Clintonia as an eye and heart6 KB (597 words) - 22:14, 5 November 2020
- Enemion in the flora, with the exception of E. biternatum, are localized endemics of western North America from British Columbia to California. Drummond6 KB (519 words) - 22:49, 5 November 2020
- only midnerve prominent, never 3-nerved, anise scented when crushed e North America, Mexico. Species 1 None. Solidago odora window.propertiesFromHigher2 KB (119 words) - 21:02, 5 November 2020
- 593. Mentioned on page 592, 594. e North America, Mexico, Central America. Subspecies 2 (1 in the flora). Medley, M. E. 1979. Some Aspects of the Life History2 KB (140 words) - 22:12, 5 November 2020
- S.E. Fl., 336. 1933 Treatment appears in FNA Volume 26. Rhizomes heterogeneous, thin, creeping. Capsules sharply 3-cornered. Seeds smooth. e North America2 KB (95 words) - 21:11, 8 December 2021
- caducous. Pedicels present. Drupes distinct; stone apex with cavity. e North America, e Asia. Species 2 (1 in the flora). Cornus controversa Hemsley is widespread2 KB (117 words) - 20:17, 5 November 2020
- testa stony, papillose (smooth in G. ursina). x = 12. e North America, South America (c, n Andes, e, se Brazil). Decachaena (Torrey & A. Gray) Lindley; Lasiococcus7 KB (469 words) - 23:41, 5 November 2020
- conspecific, are C. rufina and C. eleusinoides in North America and C. hermannii in Central America. The South American-Australasian C. decidua is also very similar5 KB (412 words) - 19:35, 6 November 2020
- groove absent, 0.4–0.5 mm, densely tuberculate or strongly pebbled (e North America). Phenology: Flowering early–late summer. Habitat: Dryish sites, waste4 KB (404 words) - 23:10, 5 November 2020
- sclerified awns plus (0–)7–12 shorter bristles or scales in 1 series. x = 9. North America. Species 5 (5 in the flora). Morgan, J. T. 1966. A Taxonomic Study of5 KB (309 words) - 21:05, 5 November 2020
- 18–50 straw-colored, barbellate, apically attenuate bristles. x = 9. e, w North America. Species 5 (5 in the flora). Ionactis has often been included within5 KB (437 words) - 21:00, 5 November 2020
- Eutrochium are available but treated as taxa under Eupatorium (E. E. Lamont 1995). Lamont, E. E. 1995. Taxonomy of Eupatorium section Verticillata (Asteraceae)5 KB (402 words) - 21:08, 5 November 2020
- connate or distinct; stigmas ± broadly capitate. Seeds ± carinate. e North America, ne, e Asia. Species 2 (1 in the flora). The other species in the section2 KB (158 words) - 23:19, 5 November 2020
- acuminate, glabrous or pilose. ray florets 4–12 Generated Map Legacy Map e North America. Varieties 2 (2 in the flora). None. Solidago rugosa var. celtidifolia2 KB (148 words) - 21:02, 5 November 2020
- locule, free, raphe an inconspicuous, longitudinal ridge. 2n = 16. c, e North America. Species 4 (4 in the flora). Species of sect. Ludwigia are found mainly3 KB (303 words) - 11:31, 9 May 2022
- thickets, marshy shores, frequently in water, mostly on coastal plain of e North America Elevation: 0-300 Generated Map Legacy Map Ala., Ark., Del., Fla., Ga5 KB (468 words) - 20:18, 11 January 2021
- (pyrenes) 3–5, planoconvex, not winged, not tailed; testa smooth. x = 13. e North America, sw Europe, Atlantic Islands (Azores). Tuckermania Klotzsch Species4 KB (400 words) - 23:47, 5 November 2020
- black, irregularly ellipsoid or angled, wings absent. sw, e North America, Mexico, Central America. Species 3 (2 in the flora). Five species have been described5 KB (500 words) - 20:37, 5 November 2020